Real-time AI Character Control: A Deep Dive into AITuber Systems with Hidden State Manipulation

This article details an innovative approach to AITuber development by directly manipulating LLM hidden states for real-time character control, moving beyond traditional prompt engineering. The successful implementation, leveraging Representation Engineering and stream processing on a 32B model, demonstrates significant advancements in controllable AI character creation for interactive applications.

• •The system utilizes Representation Engineering to directly influence LLM hidden states.
• •Real-time character control is achieved, going beyond prompt engineering.
• •The project implements a system capable of handling large LLMs (32B) with efficient stream processing.